Patents by Inventor Jung Cheol KIM

Jung Cheol KIM has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230273397
    Abstract: The present embodiments relates to a lens driving device including: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor includes an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.
    Type: Application
    Filed: May 5, 2023
    Publication date: August 31, 2023
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Tae Bong PARK, Seung Taek SHIN
  • Publication number: 20230224590
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Application
    Filed: March 22, 2023
    Publication date: July 13, 2023
    Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
  • Patent number: 11675157
    Abstract: The present embodiments relates to a lens driving device including: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor includes an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.
    Type: Grant
    Filed: January 13, 2022
    Date of Patent: June 13, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Tae Bong Park, Seung Taek Shin
  • Patent number: 11637956
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: April 25, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
  • Publication number: 20230096844
    Abstract: A lens driving apparatus includes a housing; a bobbin; a coil disposed on the bobbin; a magnet facing the coil; a base disposed below the housing; a substrate disposed between the housing and the base; an elastic member disposed on the bobbin and coupled to the bobbin and the housing; and a support member coupled to the housing and the substrate. The elastic member includes an external part coupled to the housing, an internal part coupled to the bobbin, a connection part connecting the external part and the internal part. The bobbin includes a groove. The internal part of the elastic member includes a coupling hole. The coupling hole of the internal part includes a first area formed at a position corresponding to the groove, and a second area extending from the first area. An adhesive for fixing the elastic member to the bobbin is disposed in the coupling hole.
    Type: Application
    Filed: December 6, 2022
    Publication date: March 30, 2023
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol KIM, Kyung Hwan KIM, Kap Jin LEE
  • Publication number: 20230064006
    Abstract: One embodiment comprises: a housing; a bobbin arranged in the housing; a lens barrel coupled to the bobbin; a coil arranged in the bobbin; a magnet which is arranged in the housing so as to face the coil and which moves the bobbin in the optical axis direction by means of interaction with the coil; a liquid lens arranged on the lens barrel; and a pressurizing unit which is arranged between the upper surface of the bobbin and the liquid lens and which pressurizes the liquid lens by means of the movement of the bobbin.
    Type: Application
    Filed: February 5, 2021
    Publication date: March 2, 2023
    Inventors: Jung Cheol KIM, Tae Bong PARK, Hyeon Jun JANG
  • Patent number: 11561365
    Abstract: A lens moving apparatus includes a housing, a bobbin disposed in the housing, a first coil disposed on the bobbin, a magnet configured to move the bobbin in a first direction parallel to an optical axis by an electromagnetic interaction with the first coil, an elastic member coupled to the bobbin, and a second coil disposed on the housing. A first portion of the second coil is coupled to the housing. The second coil generates an induction voltage resulting from an inductive interaction with the first coil when the bobbin moves in the first direction.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: January 24, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Kap Jin Lee
  • Patent number: 11543735
    Abstract: An embodiment relates to a dual lens driving apparatus including: a housing; a first bobbin disposed inside the housing; a second bobbin disposed inside the housing and positioned away from the first bobbin; a first coil disposed on the first bobbin; a second coil disposed on the second coil; a magnet disposed in the housing and positioned opposite from the first coil and second coil; a base disposed below the housing; a board disposed between the housing and the base and opposite from the magnet and including a circuit member having a third coil; and a supporting member movably supporting the housing with respect to the board. The third coil includes a first axial coil which is disposed in a first direction and a second axial coil which is disposed in a second direction different from the first direction. The first axial coil includes four first axial coil units which are positioned away from one another. The four first axial coil units are connected to one another.
    Type: Grant
    Filed: March 7, 2022
    Date of Patent: January 3, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Kyung Hwan Kim, Kap Jin Lee
  • Publication number: 20220413256
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Application
    Filed: September 1, 2022
    Publication date: December 29, 2022
    Inventors: Jung Cheol Kim, Jin Suk Han
  • Publication number: 20220360696
    Abstract: The present embodiment relates to a camera module comprising a first camera module and a second camera module, wherein the first camera module comprises first to third magnets disposed at first to third corners of a first cover and a first dummy member disposed at a fourth corner of the first cover, and the second camera module comprises fourth to sixth magnets disposed at fifth to seventh corners of a second cover and a second dummy member disposed at an eighth corner of the second cover, wherein the first dummy member is adjacent to the sixth magnet of the fourth to sixth magnets, and the second dummy member is adjacent to the third magnet of the first to third magnets.
    Type: Application
    Filed: September 21, 2020
    Publication date: November 10, 2022
    Inventors: Jung Cheol KIM, Hyeon Jun JANG, Jung Seok OH
  • Publication number: 20220357589
    Abstract: A lens moving apparatus includes a bobbin on which a first coil is disposed, a first magnet disposed around the bobbin to face the first coil, and a housing, which is disposed to surround at least a portion of the bobbin and has a first magnet mounting seat, which receives the first magnet, wherein the housing is provided with an adhesive inlet, which allows a side portion of the first magnet mounting seat to communicate with an outside surface of the housing.
    Type: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    Inventors: Jae Hong Cho, Seung Taek Shin, In Jae Yeo, Sang Hee Lee, Jin Suk Han, Jung Cheol Kim
  • Patent number: 11460661
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: October 4, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han
  • Patent number: 11428950
    Abstract: A lens moving apparatus includes a bobbin on which a first coil is disposed, a first magnet disposed around the bobbin to face the first coil, and a housing, which is disposed to surround at least a portion of the bobbin and has a first magnet mounting seat, which receives the first magnet, wherein the housing is provided with an adhesive inlet, which allows a side portion of the first magnet mounting seat to communicate with an outside surface of the housing.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: August 30, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jae Hong Cho, Seung Taek Shin, In Jae Yeo, Sang Hee Lee, Jin Suk Han, Jung Cheol Kim
  • Publication number: 20220255414
    Abstract: The present embodiment relates to a lens driving device which includes: a substrate; a housing; a bobbin; a sensing coil; a first magnet; a second magnet; a third magnet; a dummy member; a first coil that includes a first coil unit and a second coil unit; and a first position sensor that is disposed on the substrate and corresponds to the sensing coil, wherein the first magnet and the second magnet are positioned on opposite sides from each other, the third magnet and the dummy member are positioned on opposite sides from each other, the sensing coil is provided with a driving signal, and the first position sensor senses the strength of the magnetic field of the sensing coil and outputs an output signal.
    Type: Application
    Filed: August 6, 2020
    Publication date: August 11, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol KIM, Tae Bong PARK
  • Publication number: 20220206364
    Abstract: An embodiment comprises: a housing; a bobbin disposed in the housing; a coil coupled to the bobbin; a magnet which is disposed in the housing and faces the coil; a base disposed to be spaced apart from the bobbin; a lower elastic member including a first elastic member, a second elastic member, a third elastic member, and a fourth elastic member, which are coupled to the bobbin and disposed on the base; and a sensing coil which is disposed in the housing and generates an induced voltage by an interaction with the coil, wherein a corner of the base and a corner of the housing form a coupling area where the corners are coupled to each other, and the sensing coil comprises a portion disposed outside the coupling area.
    Type: Application
    Filed: May 11, 2020
    Publication date: June 30, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Kyung Hwan Kim, Tae Bong Park, Jung Cheol Kim
  • Publication number: 20220187683
    Abstract: An embodiment relates to a dual lens driving apparatus including: a housing; a first bobbin disposed inside the housing; a second bobbin disposed inside the housing and positioned away from the first bobbin; a first coil disposed on the first bobbin; a second coil disposed on the second coil; a magnet disposed in the housing and positioned opposite from the first coil and second coil; a base disposed below the housing; a board disposed between the housing and the base and opposite from the magnet and including a circuit member having a third coil; and a supporting member movably supporting the housing with respect to the board. The third coil includes a first axial coil which is disposed in a first direction and a second axial coil which is disposed in a second direction different from the first direction. The first axial coil includes four first axial coil units which are positioned away from one another. The four first axial coil units are connected to one another.
    Type: Application
    Filed: March 7, 2022
    Publication date: June 16, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol KIM, Kyung Hwan KIM, Kap Jin LEE
  • Publication number: 20220137324
    Abstract: The present embodiments relates to a lens driving device including: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor includes an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.
    Type: Application
    Filed: January 13, 2022
    Publication date: May 5, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Tae Bong PARK, Seung Taek SHIN
  • Patent number: 11294262
    Abstract: An embodiment relates to a dual lens driving apparatus including: a housing; a first bobbin disposed inside the housing; a second bobbin disposed inside the housing and positioned away from the first bobbin; a first coil disposed on the first bobbin; a second coil disposed on the second bobbin; a magnet disposed in the housing and positioned opposite from the first coil and second coil; a base disposed below the housing; a board disposed between the housing and the base and opposite from the magnet and including a circuit member having a third coil; and a supporting member movably supporting the housing with respect to the board. The third coil includes a first axial coil which is disposed in a first direction and a second axial coil which is disposed in a second direction different from the first direction. The first axial coil includes four first axial coil units which are positioned away from one another. The four first axial coil units are connected to one another.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: April 5, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Kyung Hwan Kim, Kap Jin Lee
  • Patent number: 11280979
    Abstract: The present embodiments relates to a lens driving device comprising: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor comprises an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: March 22, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Tae Bong Park, Seung Taek Shin
  • Publication number: 20220060629
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Application
    Filed: November 3, 2021
    Publication date: February 24, 2022
    Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim